there would be a main defect, and her improvision justly accusable, if such a feeding animal [...] should want a proper conveyance for choler, or have no other receptacle for that humour than the veins and general mass of blood.

A similar improvision, a modification of the device used to measure the planar ways (photo 8), makes several measurements at once.

1987, John Davis, “The Libyan Contribution”, in Libyan Politics: Tribe and Revolution: An Account of the Zuwaya and their Government[2], University of California Press, published 1988, ISBN9780520062948, page 248:

It was a revolution grounded in exoterics, which may account in some part for the general air of naivety and improvision which surrounds it.